UINT32
AcpiEvGpeDispatch (
ACPI_NAMESPACE_NODE *GpeDevice,
ACPI_GPE_EVENT_INFO *GpeEventInfo,
UINT32 GpeNumber)
{
ACPI_STATUS Status;
UINT32 ReturnValue;
ACPI_FUNCTION_TRACE (EvGpeDispatch);
/* Invoke global event handler if present */
AcpiGpeCount++;
if (AcpiGbl_GlobalEventHandler)
{
AcpiGbl_GlobalEventHandler (ACPI_EVENT_TYPE_GPE, GpeDevice,
GpeNumber, AcpiGbl_GlobalEventHandlerContext);
}
/*
* Always disable the GPE so that it does not keep firing before
* any asynchronous activity completes (either from the execution
* of a GPE method or an asynchronous GPE handler.)
*
* If there is no handler or method to run, just disable the
* GPE and leave it disabled permanently to prevent further such
* pointless events from firing.
*/
Status = AcpiHwLowSetGpe (GpeEventInfo, ACPI_GPE_DISABLE);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status,
"Unable to disable GPE %02X", GpeNumber));
return_UINT32 (ACPI_INTERRUPT_NOT_HANDLED);
}
/*
* If edge-triggered, clear the GPE status bit now. Note that
* level-triggered events are cleared after the GPE is serviced.
*/
if ((GpeEventInfo->Flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_EDGE_TRIGGERED)
{
Status = AcpiHwClearGpe (GpeEventInfo);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status,
"Unable to clear GPE %02X", GpeNumber));
(void) AcpiHwLowSetGpe (GpeEventInfo,
ACPI_GPE_CONDITIONAL_ENABLE);
return_UINT32 (ACPI_INTERRUPT_NOT_HANDLED);
}
}
/*
* Dispatch the GPE to either an installed handler or the control
* method associated with this GPE (_Lxx or _Exx). If a handler
* exists, we invoke it and do not attempt to run the method.
* If there is neither a handler nor a method, leave the GPE
* disabled.
*/
switch (GpeEventInfo->Flags & ACPI_GPE_DISPATCH_MASK)
{
case ACPI_GPE_DISPATCH_HANDLER:
/* Invoke the installed handler (at interrupt level) */
ReturnValue = GpeEventInfo->Dispatch.Handler->Address (
GpeDevice, GpeNumber,
GpeEventInfo->Dispatch.Handler->Context);
/* If requested, clear (if level-triggered) and reenable the GPE */
if (ReturnValue & ACPI_REENABLE_GPE)
{
(void) AcpiEvFinishGpe (GpeEventInfo);
}
break;
case ACPI_GPE_DISPATCH_METHOD:
case ACPI_GPE_DISPATCH_NOTIFY:
/*
* Execute the method associated with the GPE
* NOTE: Level-triggered GPEs are cleared after the method completes.
*/
Status = AcpiOsExecute (OSL_GPE_HANDLER,
AcpiEvAsynchExecuteGpeMethod, GpeEventInfo);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status,
"Unable to queue handler for GPE %02X - event disabled",
GpeNumber));
}
break;
default:
/*
* No handler or method to run!
* 03/2010: This case should no longer be possible. We will not allow
* a GPE to be enabled if it has no handler or method.
*/
ACPI_ERROR ((AE_INFO,
"No handler or method for GPE %02X, disabling event",
GpeNumber));
break;
}
return_UINT32 (ACPI_INTERRUPT_HANDLED);
}
u32
acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device,
struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
{
acpi_status status;
u32 return_value;
ACPI_FUNCTION_TRACE(ev_gpe_dispatch);
/* Invoke global event handler if present */
acpi_gpe_count++;
if (acpi_gbl_global_event_handler) {
acpi_gbl_global_event_handler(ACPI_EVENT_TYPE_GPE, gpe_device,
gpe_number,
acpi_gbl_global_event_handler_context);
}
/*
* If edge-triggered, clear the GPE status bit now. Note that
* level-triggered events are cleared after the GPE is serviced.
*/
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_EDGE_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to clear GPE%02X", gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
}
/*
* Always disable the GPE so that it does not keep firing before
* any asynchronous activity completes (either from the execution
* of a GPE method or an asynchronous GPE handler.)
*
* If there is no handler or method to run, just disable the
* GPE and leave it disabled permanently to prevent further such
* pointless events from firing.
*/
status = acpi_hw_low_set_gpe(gpe_event_info, ACPI_GPE_DISABLE);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to disable GPE%02X", gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
/*
* Dispatch the GPE to either an installed handler or the control
* method associated with this GPE (_Lxx or _Exx). If a handler
* exists, we invoke it and do not attempt to run the method.
* If there is neither a handler nor a method, leave the GPE
* disabled.
*/
switch (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) {
case ACPI_GPE_DISPATCH_HANDLER:
/* Invoke the installed handler (at interrupt level) */
return_value =
gpe_event_info->dispatch.handler->address(gpe_device,
gpe_number,
gpe_event_info->
dispatch.handler->
context);
/* If requested, clear (if level-triggered) and reenable the GPE */
if (return_value & ACPI_REENABLE_GPE) {
(void)acpi_ev_finish_gpe(gpe_event_info);
}
break;
case ACPI_GPE_DISPATCH_METHOD:
case ACPI_GPE_DISPATCH_NOTIFY:
/*
* Execute the method associated with the GPE
* NOTE: Level-triggered GPEs are cleared after the method completes.
*/
status = acpi_os_execute(OSL_GPE_HANDLER,
acpi_ev_asynch_execute_gpe_method,
gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to queue handler for GPE%02X - event disabled",
gpe_number));
}
break;
default:
/*
* No handler or method to run!
* 03/2010: This case should no longer be possible. We will not allow
* a GPE to be enabled if it has no handler or method.
*/
ACPI_ERROR((AE_INFO,
"No handler or method for GPE%02X, disabling event",
gpe_number));
break;
}
return_UINT32(ACPI_INTERRUPT_HANDLED);
}
UINT32
AcpiUtCheckAddressRange (
ACPI_ADR_SPACE_TYPE SpaceId,
ACPI_PHYSICAL_ADDRESS Address,
UINT32 Length,
BOOLEAN Warn)
{
ACPI_ADDRESS_RANGE *RangeInfo;
ACPI_PHYSICAL_ADDRESS EndAddress;
char *Pathname;
UINT32 OverlapCount = 0;
ACPI_FUNCTION_TRACE (UtCheckAddressRange);
if ((SpaceId != ACPI_ADR_SPACE_SYSTEM_MEMORY) &&
(SpaceId != ACPI_ADR_SPACE_SYSTEM_IO))
{
return_UINT32 (0);
}
RangeInfo = AcpiGbl_AddressRangeList[SpaceId];
EndAddress = Address + Length - 1;
/* Check entire list for all possible conflicts */
while (RangeInfo)
{
/*
* Check if the requested address/length overlaps this
* address range. There are four cases to consider:
*
* 1) Input address/length is contained completely in the
* address range
* 2) Input address/length overlaps range at the range start
* 3) Input address/length overlaps range at the range end
* 4) Input address/length completely encompasses the range
*/
if ((Address <= RangeInfo->EndAddress) &&
(EndAddress >= RangeInfo->StartAddress))
{
/* Found an address range overlap */
OverlapCount++;
if (Warn) /* Optional warning message */
{
Pathname = AcpiNsGetNormalizedPathname (RangeInfo->RegionNode, TRUE);
ACPI_WARNING ((AE_INFO,
"%s range 0x%8.8X%8.8X-0x%8.8X%8.8X conflicts with OpRegion 0x%8.8X%8.8X-0x%8.8X%8.8X (%s)",
AcpiUtGetRegionName (SpaceId),
ACPI_FORMAT_UINT64 (Address),
ACPI_FORMAT_UINT64 (EndAddress),
ACPI_FORMAT_UINT64 (RangeInfo->StartAddress),
ACPI_FORMAT_UINT64 (RangeInfo->EndAddress),
Pathname));
ACPI_FREE (Pathname);
}
}
RangeInfo = RangeInfo->Next;
}
return_UINT32 (OverlapCount);
}
u32
acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
{
acpi_status status;
ACPI_FUNCTION_TRACE(ev_gpe_dispatch);
acpi_os_gpe_count(gpe_number);
/*
* If edge-triggered, clear the GPE status bit now. Note that
* level-triggered events are cleared after the GPE is serviced.
*/
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_EDGE_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to clear GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
}
/*
* Dispatch the GPE to either an installed handler, or the control method
* associated with this GPE (_Lxx or _Exx). If a handler exists, we invoke
* it and do not attempt to run the method. If there is neither a handler
* nor a method, we disable this GPE to prevent further such pointless
* events from firing.
*/
switch (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) {
case ACPI_GPE_DISPATCH_HANDLER:
/*
* Invoke the installed handler (at interrupt level)
* Ignore return status for now.
* TBD: leave GPE disabled on error?
*/
(void)gpe_event_info->dispatch.handler->address(gpe_event_info->
dispatch.
handler->
context);
/* It is now safe to clear level-triggered events. */
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_LEVEL_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to clear GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
}
break;
case ACPI_GPE_DISPATCH_METHOD:
/*
* Disable the GPE, so it doesn't keep firing before the method has a
* chance to run (it runs asynchronously with interrupts enabled).
*/
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to disable GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
/*
* Execute the method associated with the GPE
* NOTE: Level-triggered GPEs are cleared after the method completes.
*/
status = acpi_os_execute(OSL_GPE_HANDLER,
acpi_ev_asynch_execute_gpe_method,
gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to queue handler for GPE[%2X] - event disabled",
gpe_number));
}
break;
default:
/* No handler or method to run! */
ACPI_ERROR((AE_INFO,
"No handler or method for GPE[%2X], disabling event",
gpe_number));
/*
* Disable the GPE. The GPE will remain disabled until the ACPICA
* Core Subsystem is restarted, or a handler is installed.
*/
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to disable GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
break;
}
return_UINT32(ACPI_INTERRUPT_HANDLED);
}
u32
acpi_ut_check_address_range(acpi_adr_space_type space_id,
acpi_physical_address address, u32 length, u8 warn)
{
struct acpi_address_range *range_info;
acpi_physical_address end_address;
char *pathname;
u32 overlap_count = 0;
ACPI_FUNCTION_TRACE(ut_check_address_range);
if ((space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) &&
(space_id != ACPI_ADR_SPACE_SYSTEM_IO)) {
return_UINT32(0);
}
range_info = acpi_gbl_address_range_list[space_id];
end_address = address + length - 1;
/* Check entire list for all possible conflicts */
while (range_info) {
/*
* Check if the requested address/length overlaps this
* address range. There are four cases to consider:
*
* 1) Input address/length is contained completely in the
* address range
* 2) Input address/length overlaps range at the range start
* 3) Input address/length overlaps range at the range end
* 4) Input address/length completely encompasses the range
*/
if ((address <= range_info->end_address) &&
(end_address >= range_info->start_address)) {
/* Found an address range overlap */
overlap_count++;
if (warn) { /* Optional warning message */
pathname =
acpi_ns_get_normalized_pathname(range_info->
region_node,
TRUE);
ACPI_WARNING((AE_INFO,
"%s range 0x%8.8X%8.8X-0x%8.8X%8.8X conflicts with OpRegion 0x%8.8X%8.8X-0x%8.8X%8.8X (%s)",
acpi_ut_get_region_name(space_id),
ACPI_FORMAT_UINT64(address),
ACPI_FORMAT_UINT64(end_address),
ACPI_FORMAT_UINT64(range_info->
start_address),
ACPI_FORMAT_UINT64(range_info->
end_address),
pathname));
ACPI_FREE(pathname);
}
}
range_info = range_info->next;
}
return_UINT32(overlap_count);
}
static u32
acpi_ex_decode_field_access(union acpi_operand_object *obj_desc,
u8 field_flags, u32 * return_byte_alignment)
{
u32 access;
u32 byte_alignment;
u32 bit_length;
ACPI_FUNCTION_TRACE(ex_decode_field_access);
access = (field_flags & AML_FIELD_ACCESS_TYPE_MASK);
switch (access) {
case AML_FIELD_ACCESS_ANY:
#ifdef ACPI_UNDER_DEVELOPMENT
byte_alignment =
acpi_ex_generate_access(obj_desc->common_field.
start_field_bit_offset,
obj_desc->common_field.bit_length,
0xFFFFFFFF
/* Temp until we pass region_length as parameter */
);
bit_length = byte_alignment * 8;
#endif
byte_alignment = 1;
bit_length = 8;
break;
case AML_FIELD_ACCESS_BYTE:
case AML_FIELD_ACCESS_BUFFER: /* ACPI 2.0 (SMBus Buffer) */
byte_alignment = 1;
bit_length = 8;
break;
case AML_FIELD_ACCESS_WORD:
byte_alignment = 2;
bit_length = 16;
break;
case AML_FIELD_ACCESS_DWORD:
byte_alignment = 4;
bit_length = 32;
break;
case AML_FIELD_ACCESS_QWORD: /* ACPI 2.0 */
byte_alignment = 8;
bit_length = 64;
break;
default:
/* Invalid field access type */
ACPI_ERROR((AE_INFO, "Unknown field access type %X", access));
return_UINT32(0);
}
if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_BUFFER_FIELD) {
/*
* buffer_field access can be on any byte boundary, so the
* byte_alignment is always 1 byte -- regardless of any byte_alignment
* implied by the field access type.
*/
byte_alignment = 1;
}
*return_byte_alignment = byte_alignment;
return_UINT32(bit_length);
}
UINT32
AcpiNsBuildNormalizedPath (
ACPI_NAMESPACE_NODE *Node,
char *FullPath,
UINT32 PathSize,
BOOLEAN NoTrailing)
{
UINT32 Length = 0, i;
char Name[ACPI_NAME_SIZE];
BOOLEAN DoNoTrailing;
char c, *Left, *Right;
ACPI_NAMESPACE_NODE *NextNode;
ACPI_FUNCTION_TRACE_PTR (NsBuildNormalizedPath, Node);
#define ACPI_PATH_PUT8(Path, Size, Byte, Length) \
do { \
if ((Length) < (Size)) \
{ \
(Path)[(Length)] = (Byte); \
} \
(Length)++; \
} while (0)
/*
* Make sure the PathSize is correct, so that we don't need to
* validate both FullPath and PathSize.
*/
if (!FullPath)
{
PathSize = 0;
}
if (!Node)
{
goto BuildTrailingNull;
}
NextNode = Node;
while (NextNode && NextNode != AcpiGbl_RootNode)
{
if (NextNode != Node)
{
ACPI_PATH_PUT8(FullPath, PathSize, AML_DUAL_NAME_PREFIX, Length);
}
ACPI_MOVE_32_TO_32 (Name, &NextNode->Name);
DoNoTrailing = NoTrailing;
for (i = 0; i < 4; i++)
{
c = Name[4-i-1];
if (DoNoTrailing && c != '_')
{
DoNoTrailing = FALSE;
}
if (!DoNoTrailing)
{
ACPI_PATH_PUT8(FullPath, PathSize, c, Length);
}
}
NextNode = NextNode->Parent;
}
ACPI_PATH_PUT8(FullPath, PathSize, AML_ROOT_PREFIX, Length);
/* Reverse the path string */
if (Length <= PathSize)
{
Left = FullPath;
Right = FullPath+Length - 1;
while (Left < Right)
{
c = *Left;
*Left++ = *Right;
*Right-- = c;
}
}
/* Append the trailing null */
BuildTrailingNull:
ACPI_PATH_PUT8 (FullPath, PathSize, '\0', Length);
#undef ACPI_PATH_PUT8
return_UINT32 (Length);
}
static UINT32
AcpiExDecodeFieldAccess (
ACPI_OPERAND_OBJECT *ObjDesc,
UINT8 FieldFlags,
UINT32 *ReturnByteAlignment)
{
UINT32 Access;
UINT32 ByteAlignment;
UINT32 BitLength;
ACPI_FUNCTION_TRACE (ExDecodeFieldAccess);
Access = (FieldFlags & AML_FIELD_ACCESS_TYPE_MASK);
switch (Access)
{
case AML_FIELD_ACCESS_ANY:
#ifdef ACPI_UNDER_DEVELOPMENT
ByteAlignment =
AcpiExGenerateAccess (ObjDesc->CommonField.StartFieldBitOffset,
ObjDesc->CommonField.BitLength,
0xFFFFFFFF /* Temp until we pass RegionLength as parameter */);
BitLength = ByteAlignment * 8;
#endif
ByteAlignment = 1;
BitLength = 8;
break;
case AML_FIELD_ACCESS_BYTE:
case AML_FIELD_ACCESS_BUFFER: /* ACPI 2.0 (SMBus Buffer) */
ByteAlignment = 1;
BitLength = 8;
break;
case AML_FIELD_ACCESS_WORD:
ByteAlignment = 2;
BitLength = 16;
break;
case AML_FIELD_ACCESS_DWORD:
ByteAlignment = 4;
BitLength = 32;
break;
case AML_FIELD_ACCESS_QWORD: /* ACPI 2.0 */
ByteAlignment = 8;
BitLength = 64;
break;
default:
/* Invalid field access type */
ACPI_ERROR ((AE_INFO,
"Unknown field access type 0x%X",
Access));
return_UINT32 (0);
}
if (ObjDesc->Common.Type == ACPI_TYPE_BUFFER_FIELD)
{
/*
* BufferField access can be on any byte boundary, so the
* ByteAlignment is always 1 byte -- regardless of any ByteAlignment
* implied by the field access type.
*/
ByteAlignment = 1;
}
*ReturnByteAlignment = ByteAlignment;
return_UINT32 (BitLength);
}
u32
acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
{
acpi_status status;
ACPI_FUNCTION_TRACE(ev_gpe_dispatch);
acpi_os_gpe_count(gpe_number);
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_EDGE_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to clear GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
}
switch (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) {
case ACPI_GPE_DISPATCH_HANDLER:
(void)gpe_event_info->dispatch.handler->address(gpe_event_info->
dispatch.
handler->
context);
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_LEVEL_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to clear GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
}
break;
case ACPI_GPE_DISPATCH_METHOD:
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to disable GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
status = acpi_os_execute(OSL_GPE_HANDLER,
acpi_ev_asynch_execute_gpe_method,
gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to queue handler for GPE[%2X] - event disabled",
gpe_number));
}
break;
default:
ACPI_ERROR((AE_INFO,
"No handler or method for GPE[%2X], disabling event",
gpe_number));
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to disable GPE[%2X]",
gpe_number));
return_UINT32(ACPI_INTERRUPT_NOT_HANDLED);
}
break;
}
return_UINT32(ACPI_INTERRUPT_HANDLED);
}
static TPM_RESULT cap_property(UINT32 subCapSize, BYTE *subCap,
UINT32 *respSize, BYTE **resp)
{
UINT32 i, j, property;
if (tpm_unmarshal_UINT32(&subCap, &subCapSize, &property))
return TPM_BAD_MODE;
switch (property) {
case TPM_CAP_PROP_PCR:
debug("[TPM_CAP_PROP_PCR]");
return return_UINT32(respSize, resp, TPM_NUM_PCR);
case TPM_CAP_PROP_DIR:
debug("[TPM_CAP_PROP_DIR]");
return return_UINT32(respSize, resp, 1);
case TPM_CAP_PROP_MANUFACTURER:
debug("[TPM_CAP_PROP_MANUFACTURER]");
return return_UINT32(respSize, resp, TPM_MANUFACTURER);
case TPM_CAP_PROP_KEYS:
debug("[TPM_CAP_PROP_KEYS]");
for (i = 0, j = TPM_MAX_KEYS; i < TPM_MAX_KEYS; i++)
if (tpmData.permanent.data.keys[i].valid) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MIN_COUNTER:
debug("[TPM_CAP_PROP_MIN_COUNTER]");
return return_UINT32(respSize, resp, 1);
case TPM_CAP_PROP_AUTHSESS:
debug("[TPM_CAP_PROP_AUTHSESS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_TRANSESS:
debug("[TPM_CAP_PROP_TRANSESS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_COUNTERS:
debug("[TPM_CAP_PROP_COUNTERS]");
for (i = 0, j = TPM_MAX_COUNTERS; i < TPM_MAX_COUNTERS; i++)
if (tpmData.permanent.data.counters[i].valid) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_AUTHSESS:
debug("[TPM_CAP_PROP_MAX_AUTHSESS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_MAX_TRANSESS:
debug("[TPM_CAP_PROP_MAX_TRANSESS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_MAX_COUNTERS:
debug("[TPM_CAP_PROP_MAX_COUNTERS]");
return return_UINT32(respSize, resp, TPM_MAX_COUNTERS);
case TPM_CAP_PROP_MAX_KEYS:
debug("[TPM_CAP_PROP_MAX_KEYS]");
return return_UINT32(respSize, resp, TPM_MAX_KEYS);
case TPM_CAP_PROP_OWNER:
debug("[TPM_CAP_PROP_OWNER]");
return return_BOOL(respSize, resp, tpmData.permanent.flags.owned);
case TPM_CAP_PROP_CONTEXT:
debug("[TPM_CAP_PROP_CONTEXT]");
for (i = 0, j = 0; i < TPM_MAX_SESSION_LIST; i++)
if (tpmData.stany.data.contextList[i] == 0) j++;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_CONTEXT:
debug("[TPM_CAP_PROP_MAX_CONTEXT]");
return return_UINT32(respSize, resp, TPM_MAX_SESSION_LIST);
case TPM_CAP_PROP_FAMILYROWS:
debug("[TPM_CAP_PROP_FAMILYROWS]");
/* TODO: TPM_CAP_PROP_FAMILYROWS */
return TPM_FAIL;
case TPM_CAP_PROP_TIS_TIMEOUT:
debug("[TPM_CAP_PROP_TIS_TIMEOUT]");
/* TODO: TPM_CAP_PROP_TIS_TIMEOUT: Measure these values and determine correct ones */
UINT32 len = *respSize = 16;
BYTE *ptr = *resp = tpm_malloc(*respSize);
if (ptr == NULL ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000)) {
tpm_free(*resp);
return TPM_FAIL;
}
return TPM_SUCCESS;
case TPM_CAP_PROP_STARTUP_EFFECT:
debug("[TPM_CAP_PROP_STARTUP_EFFECT]");
/* TODO: TPM_CAP_PROP_STARTUP_EFFECT */
return TPM_FAIL;
case TPM_CAP_PROP_DELEGATE_ROW:
debug("[TPM_CAP_PROP_DELEGATE_ROW]");
/* TODO: TPM_CAP_PROP_DELEGATE_ROW */
return TPM_FAIL;
case TPM_CAP_PROP_DAA_MAX:
debug("[TPM_CAP_PROP_DAA_MAX]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS_DAA);
case TPM_CAP_PROP_SESSION_DAA:
debug("[TPM_CAP_PROP_SESSION_DAA]");
for (i = 0, j = TPM_MAX_SESSIONS_DAA; i < TPM_MAX_SESSIONS_DAA; i++)
if (tpmData.stany.data.sessionsDAA[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_CONTEXT_DIST:
debug("[TPM_CAP_PROP_CONTEXT_DIST]");
/* TODO: TPM_CAP_PROP_CONTEXT_DIST */
return TPM_FAIL;
case TPM_CAP_PROP_DAA_INTERRUPT:
debug("[TPM_CAP_PROP_DAA_INTERRUPT]");
/* A value of TRUE indicates that the TPM will accept ANY command
* while executing a DAA Join or Sign. A value of FALSE indicates
* that the TPM will invalidate the DAA Join or Sign upon the
* receipt of any command other than the next join/sign in the
* session or a TPM_SaveContext. */
return return_BOOL(respSize, resp, TRUE);
case TPM_CAP_PROP_SESSIONS:
debug("[TPM_CAP_PROP_SESSIONS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_SESSIONS:
debug("[TPM_CAP_PROP_MAX_SESSIONS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_CMK_RESTRICTION:
debug("[TPM_CAP_PROP_CMK_RESTRICTION]");
/* TODO: TPM_CAP_PROP_CMK_RESTRICTION */
return TPM_FAIL;
case TPM_CAP_PROP_DURATION:
debug("[TPM_CAP_PROP_DURATION]");
/* TODO: TPM_CAP_PROP_DURATION: Measure these values and return accurate ones */
BYTE dur[]= {0x0,0x0,0x0,0xc,0x0,0x7,0xa1,0x20,0x0,0x1e,0x84,0x80,0x11,0xe1,0xa3,0x0};
*respSize = 16;
*resp = tpm_malloc(*respSize);
memcpy(*resp,dur,16);
return TPM_FAIL;
case TPM_CAP_PROP_ACTIVE_COUNTER:
debug("[TPM_CAP_PROP_ACTIVE_COUNTER]");
/* TODO: TPM_CAP_PROP_ACTIVE_COUNTER */
return TPM_FAIL;
case TPM_CAP_PROP_MAX_NV_AVAILABLE:
debug("[TPM_CAP_PROP_MAX_NV_AVAILABLE]");
/* TODO: TPM_CAP_PROP_MAX_NV_AVAILABLE */
return TPM_FAIL;
case TPM_CAP_PROP_INPUT_BUFFER:
debug("[TPM_CAP_PROP_INPUT_BUFFER]");
/* TODO: TPM_CAP_PROP_INPUT_BUFFER */
return TPM_FAIL;
default:
return TPM_BAD_MODE;
}
}
static u32
acpi_ex_decode_field_access(union acpi_operand_object *obj_desc,
u8 field_flags, u32 * return_byte_alignment)
{
u32 access;
u32 byte_alignment;
u32 bit_length;
ACPI_FUNCTION_TRACE(ex_decode_field_access);
access = (field_flags & AML_FIELD_ACCESS_TYPE_MASK);
switch (access) {
case AML_FIELD_ACCESS_ANY:
#ifdef ACPI_UNDER_DEVELOPMENT
byte_alignment =
acpi_ex_generate_access(obj_desc->common_field.
start_field_bit_offset,
obj_desc->common_field.bit_length,
0xFFFFFFFF
);
bit_length = byte_alignment * 8;
#endif
byte_alignment = 1;
bit_length = 8;
break;
case AML_FIELD_ACCESS_BYTE:
case AML_FIELD_ACCESS_BUFFER:
byte_alignment = 1;
bit_length = 8;
break;
case AML_FIELD_ACCESS_WORD:
byte_alignment = 2;
bit_length = 16;
break;
case AML_FIELD_ACCESS_DWORD:
byte_alignment = 4;
bit_length = 32;
break;
case AML_FIELD_ACCESS_QWORD:
byte_alignment = 8;
bit_length = 64;
break;
default:
ACPI_ERROR((AE_INFO, "Unknown field access type %X", access));
return_UINT32(0);
}
if (obj_desc->common.type == ACPI_TYPE_BUFFER_FIELD) {
byte_alignment = 1;
}
*return_byte_alignment = byte_alignment;
return_UINT32(bit_length);
}
